<!DOCTYPE html>
<html lang="zh-CN">
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>jQuery</title>
    </head>

    <body>
        
        <script text="text/javascript" src="js/jquery-3.7.1.js">
            $(function(){
                alert("jQuery is ready");
            });
        </script>

    </body>
</html>